def _on_space(self, instance: AdvancedTextInput) -> bool:
"""Private function to start completion mode by entering from space.
This function is fired when self.commandText._on_space is called.
[ensures]: (when this is the first space after a user-input word)
self.from_space
(otherwise, do nothing)
[calls]: (when this is the first space after a user-input word)
self.controller.auto_complete
(otherwise, do nothing)
"""
if instance.completion_mode:
cursor = instance.cursor
self._stop_completion(instance)
instance.cursor = cursor
return True
if not self.space_completion:
return True
c_index = instance.cursor_index(instance.cursor) - 1
if instance.last_row_start + instance.protected_len != c_index\
and instance.text[c_index - 1] != " ":
string = instance.text[instance.last_row_start +
instance.protected_len:]
self.from_space = True
self.controller.auto_complete(string)
return True
def _on_reduce_option(self, instance: AdvancedTextInput) -> bool:
"""Private function to reduce options based on user input. This function
is fired when self.commandText.on_reduce_option is called.
[requires]: instance.completion_mode
[ensures]: self.option = [opt for all opt in $self.option if
opt.lower().startswith(
instance.text[self.completion_start:end].lower()
)]
[calls]: self._stop_completion
"""
if not asserts(instance.completion_mode, "Not in completion mode"):
return True
copy = list()
instance.do_cursor_movement("cursor_end", control=False)
end = instance.cursor_index(instance.cursor)
word_truc = instance.text[self.completion_start:end]
copy = [
opt for opt in self.option
if opt.lower().startswith(word_truc.lower())
]
self._stop_completion(instance)
self.option = copy